Chapter 22: Alterations of Hormonal Regulation

Chapter 22: Alterations of Hormonal Regulation

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

MULTIPLE CHOICE

1. The effects of the syndrome of inappropriate antidiuretic hormone (SIADH) secretion include solute:

ANS:  C

The symptoms of SIADH secretion are a result of dilutional hyponatremia and water retention. This information supports the elimination of the other options.

PTS:   1                    REF:   Page 719

2. The common cause of elevated levels of antidiuretic hormone (ADH) secretion is:

ANS:  A

A common cause of elevated levels of ADH secretion is ectopically produced ADH, which makes the other options incorrect.

PTS:   1                    REF:   Page 718

3. Which laboratory value would the nurse expect to find if a person is experiencing syndrome of inappropriate antidiuretic hormone (SIADH)?

ANS:  C

A diagnosis of SIADH requires a serum sodium level of less than 135 mEq/L, serum hypoosmolality less than 280 mOsm/kg, and urine hyperosmolarity. Potassium levels are not considered a factor.

PTS:   1                    REF:   Page 719

4. Diabetes insipidus is a result of:

ANS:  A

Of the available options, diabetes insipidus is a result of insufficient antidiuretic hormone.

PTS:   1                    REF:   Page 719

5. A patient who is diagnosed with a closed head injury has a urine output of 6 to 8 L/day. Electrolytes are within normal limits, but his antidiuretic hormone (ADH) level is low. Although he has had no intake for 4 hours, no change in his polyuria level has occurred. These symptoms support a diagnosis of:

ANS:  A

The stated symptoms are reflective of neurogenic diabetes insipidus and not of the remaining options.

PTS:   1                    REF:   Pages 719-720